Amphibians, reptiles, invertebrates and most fishes are cold-blooded (ectothermic) animals. So, some ectotherms are the alligator, the boa constrictor, the salmon, the sea urchin, and the Galapagos...
Certain bats and small birds are not completely warm blooded. Their body temperature drops while they sleep, allowing them to survive when they cannot keep eating enough to maintain their normal body...